import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		Scanner reader = new Scanner(System.in);
		int ss = reader.nextInt();
			int n = ss;
			int[][] a = new int[50][50];
			//a[50][50] = {0};	
				int i,j;
				a[0][10]=1;
				for(j=0;j<n-1;j++)
					System.out.printf(" ");
				System.out.printf("%4d\n",a[0][10]);
				for(i=1;i<n;i++)
				{
					for(j=0;j<n-i-1;j++)
						System.out.printf(" ");
					for(j=10-i;j<10+1;j++)
					{
						a[i][j]=a[i-1][j]+a[i-1][j+1];
						if(j==10)
							System.out.printf("%4d\n",a[i][j]);
						else
							System.out.printf("%4d",a[i][j]);
					}
				}
		}

}